Home / 12,482,104.80-18,681,685.20-9,060,664.80

Finding the Fourth Proportional to 12,482,104.80, 18,681,685.20 and 9,060,664.80

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Solution

The fourth proportional to 12,482,104.80, 18,681,685.20 and 9,060,664.80 is: 13,560,892.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,104.80 : 18,681,685.20 = 9,060,664.80 : x
  2. Step 2: Convert to fraction form
    12,482,104.80/18,681,685.20 = 9,060,664.80/x
  3. Step 3: Cross multiply
    12,482,104.80x = 18,681,685.20 × 9,060,664.80
  4. Step 4: Simplify right side
    12,482,104.80x = 169,268,487,496,320.97
  5. Step 5: Solve for x
    x = 169,268,487,496,320.97/12,482,104.80
  6. Step 6: Final answer
    x = 13,560,892.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.